Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Pyrolusite from
Black Magic Mines (Emma deposit; Ruby J. Mine), Owl Hole Springs, Owlshead Mountains, San Bernardino County, California, USA


Locality type:Mine
Classification
Species:Pyrolusite
Formula:Mn4+O2
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Psilomelane
Data
Mineral Data:Click here to view Pyrolusite data
Locality Data:Click here to view Black Magic Mines (Emma deposit; Ruby J. Mine), Owl Hole Springs, Owlshead Mountains, San Bernardino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:649598
Long-form Identifier:1:3:649598:5
GUID (UUID V4):0
Localities for Pyrolusite in this Region
New Deal Mine (Emma Mine; Enna Mine; Owl Hole Mine; Owl's Head Mine), Black Magic Mines (Emma deposit; Ruby J. Mine), Owl Hole Springs, Owlshead Mountains, San Bernardino County, California, USA
Nearest other occurrences of Pyrolusite
2.9km (1.8 miles) ⓘNew Deal Mine (Emma Mine; Enna Mine; Owl Hole Mine; Owl's Head Mine), Black Magic Mines (Emma deposit; Ruby J. Mine), Owl Hole Springs, Owlshead Mountains, San Bernardino County, California, USA
24.7km (15.3 miles) ⓘManganite group (Chapin Manganese; Reward group; Reward Nos. 1-3 claims; Goodhope Nos. 1-2 claims; Manganese Nos. 1-4; Wingate Wash), Shore Line Butte, Inyo County, California, USA
24.7km (15.3 miles) ⓘManganite Nos. 1-3 claims (Canam Mine; DV group), Wingate Wash, Panamint Range (Panamint Mountains), Inyo County, California, USA
56.7km (35.3 miles) ⓘLillie Mine (Mature Consolidated), Slate Range Mining District (Arondo Mining District), Slate Range, Inyo County, California, USA
68.6km (42.6 miles) ⓘBird Nest drift, Otto Mountain, Baker, Soda Mountains, Silver Lake Mining District, San Bernardino County, California, USA
68.6km (42.6 miles) ⓘOtto Mountain, Baker, Soda Mountains, Silver Lake Mining District, San Bernardino County, California, USA
79.3km (49.3 miles) ⓘBlack Stone deposit (Black Stone Manganese deposit), Afton, San Bernardino County, California, USA
86.8km (53.9 miles) ⓘCalico District (Daggett District; Calico-Daggett area), Calico Mts (Calico Hills), San Bernardino County, California, USA
92.3km (57.4 miles) ⓘMinnietta Mine (Minnietta Mines; Minietta Mine; Minneatta; St. John), Lookout City, Lookout Mining District (Modoc Mining District), Argus Mts (Argus Range), Inyo County, California, USA
92.3km (57.4 miles) ⓘModoc Mine (Modock Mine), Lookout City, Lookout Mining District (Modoc Mining District), Argus Mts (Argus Range), Inyo County, California, USA
References
Cloudman, H.C., F.J.H. Merrill & E. Huguenin (1919), San Bernardino County: California Mining Bureau. Report 15: 823
Wright, L.A., et al (1953), Mines and mineral resources of San Bernardino County, California: California Journal of Mines and Geology: 49(1-2): tabulated list of mines: 87
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 304.
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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